The Moon Does Not Simply Disappear When

Everything Has Changed Except The Way Man Thinks (when The Hydrogen Bomb Was Exploded)

If You Do The Same Thing Over And Over Again You Cannot Ever Expect A Different Outcome.

The Only Sure Way To Avoid Making Mistakes Is To Have No New Ideas.

Development Of Western Science Is Based On Two Great Achievements: The Invention Of The Formal Logical System (in Euclidean Geometry) By The Greek Philosophers, And The Discovery Of The Possibility To Find Out Causal Relationships By Systematic Experiment (during The Renaissance). In My Opinion, One Has Not To Be Astonished That The Chinese Sages Have Not Made These Steps. The Astonishing Thing Is That These Discoveries Were Made At All.

Truly Novel Inventions Emerge Only In One's Youth. Later One Becomes Ever More Experienced, Famous-and Foolish.