Here is Practical Explanation about Next Life, Purpose of Human Life,

bhaao, do you know who your own father is?
Do you have their DNA?

You can avoid the creator, but you cannot say He doesn't exist. Whether or not you accept the creator's authority is your business; but you cannot say there is no creator.

For example :- there are so many outlaws who say, "We don't want to obey the government." If you don't like the government, that is your business. But there is a government -- you can't deny that.