Not to understand the doer is to have no certain knowledge of what has been done, or why it was undertaken

There is no advance without strife.

Common man has at long last got himself so far out of gear with nature and his environment that he is beginning to see the shape of extinction, whether he recognizes it as such or not.

Superiority and inferiority are individual, not racial or national.

Ignorance is not bliss — it is oblivion. Determined ignorance is the hastiest kind of oblivion.

Our history is every human history; a black and gory business, with more scoundrels than wise men at the lead, and more louts than both put together to cheer and follow.

The first gold star a child gets in school for the mere performance of a needful task is its first lesson in graft.