Recipe for a long life: Only smoke while awake. Only run when being chased.

You can't no more teach what you ain't learned than you can come from where you ain't been.

Water is an individual, an animal, and is alive, remove the hydrogen and it is an animal and is alive; the remaining oxygen is also an individual, an animal, and is alive. Recapitulation: the two individuals combined, constitute a third individual-and yet each continues to be an individual....here was mute Nature explaining the sublime mystery of the Trinity so luminously that even the commonest understanding could comprehend it, whereas many a trained master of words had labored to do it with speech and failed.

All human rules are more or less idiotic.

I thoroughly believe that any man who's got anything worthwhile to say will be heard if he only says it often enough.

Put no trust in the benefits to accrue from early rising, as set forth by the infatuated Franklin.

I heard a Californian student in Heidelberg say, in one of his calmest moods, that he would rather decline two drinks than one German adjective.