India is shocked over the sudden death of APJ Abdul Kalam, the former President of India, yesterday. As everyone are still reeling under this sad news, Bollywood celebrities too expressed their grief on social networking sites. Condolence wishes were pouring out from Twitter world. Here are some of them:

Shah Rukh Khan - So sad to hear about the Gurdaspur terror attack & now the news of Dr. Kalam's demise. May Allah bring peace upon all.

Ajay Devgn - Sad to hear about the loss of our only peoples president - Dr. APJ Abdul Kalam. Big loss to not just our nation but the whole world.

Govinda - Sir, APJ Abdul Kalam star always shine. #RIP #Respect Arjun Kapoor - RIP ABJ Abdul Kalam. India loses a fine citizen & a fantastic human being today.

Sonakshi Sinha - Sad news. First the #GurdaspurAttack and then we lose one of the most loved indians of all time. #RIPAbdulKalam sir.

Varun Dhawan - "A visionary passes away" Abdul Kalam a brilliant mind and soul. His book Wings Of Fire is a must for every youth of our country.

Lata Mangeshkar - Abhi abhi mujhe khabar mili ke hamare purva Rashtrapati, Bharat Ranta Dr A.P.J Abdul Kalam ji ka dukhad Nidhan hua hai,ye sunke mujhe bahut dukh ho raha hai,Main unhe bahut qareeb se jaanti thi,wo bahut bade scientist the, nek insaan the aur bahut acche kavi bhi the. Main unko Shraddhanjali arpit karti hun,Ishwar unki aatma ko shaanti de.

Subhash Ghai - Good bye with Salam sir Abdul kalam most beloved president of india.true son of india.father of nuclear arms india.D finest educationist

A.R. Rahman - Dr. Kalam, when you became the President, you gave the word 'hope' a new meaning for Indians... Today, we have lost a great leader who inspired our young minds to feel that we live in the greatest nation on earth and that each one of them can achieve great things... May the creator lead you to heaven.

Karan Johar - Visionary....legendary and with so much dignity....a big loss to the country....RIP #APJAbdulKalam

Arjun Rampal - Very sad news about President Abdul Kalam. May his soul rest in peace. A man who will always be remembered with love amongst us all. RIP Sajid Khan ?- He was in politics,but was never a politician..R.I.P. APJ ABDUL KALAM SAAB...a great human being...

Riteish Deshmukh - RIP APJ Abdul Kalam - Sir, thank you for your immense contribution. #Respect #BharatRatna #PrideOfIndia

SrideviBKapoor - A people's president who ignited minds across the world. RIP Dr. APJ Abdul Kalam. @APJAbdulKalam @BoneyKapoor

Rishi Kapoor - R I P. Dr. Abdul Kalam,sir, you shall be missed and remembered.

Farhan Akhtar - Deeply saddened to hear about the demise of one of the most inspirational Indians of r time, former President Dr. APJ Abdul Kalam Azad. RIP.

Sushmita sen - What a glorious life!!Greatness lead by example!!#Respect#Salute d life n divine grace of Mr. Avul Pakir Jainulabdeen Abdul Kalam #Godspeed

Genelia Deshmukh - RIP Sir.. A President every Indian is so proud to call their own.. Deeply saddened

John Abraham - A sad day ,my ex president A.P.J.Abdul Kalam is no more. A man who made India what it is , a superpower.I deeply loved and respected you sir

Anupam Kher - Thank you Dr. Kalam for your wisdom, for your inspirational life, for your generosity, for your patriotism & for your teachings. #MyHero

SS Rajamouli - Abdul kalam - an inspiration to an entire nation.. Sir, we are forever indebted to you..!!!

Shankar Mahadevan - Extremely sad day for all Indians .. APJ ABDUL KALAM passed away .What a source of inspiration he was !

Resul Pookutty - RIP APJ...the indomitable spirit, my wings of fire...shocked and saddened at the colossal loss...! May your soul live forever!

Dhanush - It's a great loss to the country !! Feeling terrible. Rest in peace Dr.Abdul kalam sir

Chetan Bhagat - We lost an Indian hero today. RIP APJ Abdul Kalam. You will always be an inspiration.