Never hold discussions with the monkey when the organ grinder is in the room.
In the end, we will remember not the words of our enemies, but the silence of our friends.
The more freedom we enjoy, the greater the responsibility we bear, toward others as well as ourselves.
Calamities are of two kinds: misfortunes to ourselves, and good fortune to others.
Whatever you fear most has no power - it is your fear that has the power.
Nothing changes your opinion of a friend so surely as success - yours or his.
It is not enough to do good; one must do it the right way.