Almost all new ideas have a certain aspect of foolishness when they are first produced.

When success turns a man's head he faces failure

Wisdom alone is true ambition's aim, wisdom is the source of virtue and of fame; obtained with labour, for mankind employed, and then, when most you share it, best enjoyed.

The result of teaching small parts of a large number of subjects is the passive reception of disconnected ideas, not illumed with any spark of vitality.

What we perceive as the present is the vivid fringe of memory tinged with anticipation.

Religion is the reaction of human nature to its search for God.

One main factor in the upward trend of animal life has been the power of wandering.