Simple lesson about the evolution

As the biologist, I have heard at least 100 times the same question:

"If the evolution is true, explain me the origin of knowledge, moral, thinking...
Also, explain me how something complex can emerge from something simple"

Actually, the explanation is very, very easy.

Take a look at this short video about the neural network that learns how to play Super Mario, without any pre-knowledge at all:

Basically, if you have the neurons and you can reproduce only if you survive - this is inevitable...