Fire is one of our best friends in this cold universe. Put some wood in it to show your gratitude.

No matter which path you are on, always do this: Question your path! If you are on the wrong path, change it; no matter on which mile of the road, change it! Till you find the right path, change all the paths!

To enlighten people by reminding them the irrationality of their beliefs is an act more honest and more important than the act of praising and respecting people's beliefs!

A beautiful idea is a beautiful door; it invites you to enter inside!

It is an utter shame to spend millions on the sanctuaries while millions are dying of hunger! Institutional religion must go to Hell even only for this infamy!

If you are a sparrow, don't attack the eagle; be wise! If you are an eagle, don't attack the sparrow; be just!

In the presence of death, no philosophy of life can feel triumphant!