The most mistrustful are often the greatest dupes.

A man who doesn't trust himself can never really trust anyone else.

Nothing sways the stupid more than arguments they can't understand.

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.

Most men only commit great crimes because of their scruples about petty ones.

Nothing indicates the soundness of a man's judgment so much as knowing how to choose between two disadvantages.

In a major matter no details are small.