He tries to keep his anger, frustration in check, all the time. He is funny and witty at the same time too.
When all your life you saw him being the chilled out dude and you suddenly see his anger, how do you feel?
Well, Naga Chaitanya got shocked to see Venkatesh angry on Venky Mama sets and he was furious on people who were slow in their work, it seems.
He even saw his other uncle, Suresh Babu at the sets and felt both of his uncles have different personalities on sets, which help them get the work done.
He learnt from them from young age how to behave in public and with family. Now, he even understood how when things appear to go out of order, bring them in to the order on sets, it seems.