"If you are killed in action, you go to Heaven. If you win, you rule this Earth (as beautiful as Heaven). That is why, O son of Kunti, take a firm resolve and fight!"-- Shrimad Bhagwad Gita
We must honor him with a salute and proceed with our routine.
The stronger a light shines the darker are the shadows around it.
No life without Sun
'Idhuvum Kadandhu Pogum "
Even this challenging situation would ease
We can show our respective by observing 3 minutes silence and then we can go for our routine works. Even schools also need not be given a holiday for such occasions.