| The great end of life is not knowledge but action. |
| Perhaps the most valuable result of all education is the ability to make yourself do the thing you have to do, whether you like it or not. |
| Patience and tenacity of purpose are worth more than twice their weight of cleverness. |
| History warns us that it is the customary fate of new truths to begin as heresies and to end as superstitions. |
| Try to learn something about everything and everything about something. |
| Act decidedly and take the consequences. No good is ever done by hesitation. |
