Think like a man of action, act like a man of thought.
Positive anything is better than negative nothing.
Life affords no higher pleasure than that of surmounting difficulties, passing from one step of success to another, forming new wishes and seeing them gratified.
The mode by which the inevitable comes to pass is effort.
Do not attempt to do a thing unless you are sure of yourself; but do not relinquish it simply because someone else is not sure of you.
The greatest reward for doing is the opportunity to do more.
From principles is derived probability, but truth or certainty is obtained only from facts.
Even a stopped clock is right twice a day.
Insanity is often the logic of an accurate mind overtaxed.
Almost all absurdity of conduct arises from the imitation of those whom we cannot resemble.