The same refinement which brings us new pleasures, exposes us to new pains.
Clarity of mind means clarity of passion, too; this is why a great and clear mind loves ardently and sees distinctly what it loves.
A cheerful mind is a vigorous mind.
When you are obliged to make a statement that you know will cause displeasure, you must say it with every appearance of sincerity; this is the only way to make it palatable.
Why has government been instituted at all? Because the passions of men will not conform to the dictates of reason and justice, without constraint.
The recipe for perpetual ignorance is: be satisfied with your opinions and content with your knowledge.
He that lives upon hope will die fasting.
Underlying the whole scheme of civilization is the confidence men have in each other, confidence in their integrity, confidence in their honesty, confidence in their future.