When you hear voices from your past, do not close your ears, listen to them, but don't stop, keep walking to the future.

Life is a house with millions of doors. Here is a good strategy of life: Open the doors, open as much as you can, open as much as possible, open the doors!

You may spend fifty or eighty years of your life believing in something totally false, and this is what happens to most people!

A good book is a lighthouse; a wise man is a lighthouse; conscience is a lighthouse; compassion is a lighthouse; science is a lighthouse! They all show us the true path! Keep them in your life to remain safe in the rocky and dark waters of life!

If you want to reduce the rats, use the cats! If you want to reduce the fools, use the books!

An ethical atheist is infinitely more valuable than an unethical pious! What matters is whether you are ethical or not; your beliefs are utterly trivial beside this matter!

Every little candle is a great knight fighting against the darkness! Every time you feel yourself tiny, remember these brave candles!