Few are open to conviction, but the majority of men are open to persuasion

It is a mistake for a taciturn, serious-minded woman to marry a jovial man, but not for a serious-minded man to marry a lighthearted woman.

When the boy begins to understand that the visible point is preceded by an invisible point, that the shortest distance between two points is conceived as a straight line before it is ever drawn with pencil and paper...the fountain of all thought has been opened to him...the philosopher can reveal him nothing new, as a geometrician he has discovered the basis of all thought.

Truth is a torch, but a terrific one; therefore we all try to reach it with closed eyes, lest we should be scorched.

Colors are the deeds/ and sufferings of light.

Rest not Life is sweeping by go and dare before you die. Something mighty and sublime, leave behind to conquer time.

Mannerism is always longing to have done, and has no true enjoyment in work. A genuine, really great talent, on the other hand, has its greatest happiness in execution.