Nothing so focuses the mind as the prospect of being hanged.

Are you so unobservant as not to have found out that sanity and happiness are an impossible combination?

Geological time is not money.

Everything has its limit - iron ore cannot be educated into gold.

If a person offends you, and you are in doubt as to whether it was intentional or not, do not resort to extreme measures; simply watch your chance, and hit him with a brick.

The timid man yearns for full value and demands a tenth. The bold man strikes for double value and compromises on par.

Whenever we come upon one of those intensely right words in a book or a newspaper the resulting effect is physical as well as spiritual, and electrically prompt.