This sign I give you: every people speaks its tongue of good and evil, which the neighbor does not understand. It has invented its own language of customs and rights.

There is sense in hoping for recognition in a distant future only when we take it for granted that mankind will remain essentially unchanged, and that whatever is great is not for one age only but will be looked upon as great for all time.

Memory says, 'I did that.' Pride replies, 'I could not have done that.' Eventually, memory yields.

Modern marriage has lost its meaning--consequently it is being abolished.

Evolution does not make happiness its goal; it aims simply at evolution and nothing else.

Original minds are not distinguished by being the first to see a new thing, but instead by seeing the old, familiar thing that is over-looked as something new.

To escape boredom, man works either beyond what his usual needs require, or else he invents play, that is, work that is designed to quiet no need other than that for working in general.