Talking wisely to the ignorant is throwing precious seeds to the desert sands!

If you are in a remote desert island, let your best hope be your own efforts to build a ship instead of waiting for a ship to appear among the fogs!

The roads to the stars are open only to those who grasp the great thoughts!

A well educated man with an independent mind is a type of man liked by no government!

Are you looking for gold, friend? Look around you; anything useful to you is pure gold, pure silver!

People are afraid of immortality because they believe they won't find something to do and will get bored! What to do if we become immortal? We can just walk! It is better than dying!

The power of nature can make fun of the power of man at any time!