If you think taking care of yourself is selfish, change your mind. If you don't, you're simply ducking your responsibilities.
Maybe the most any of us can expect of ourselves isn't perfection but progress.
The nice thing about egotists is that they don't talk about other people.
A mind troubled by doubt cannot focus on the course to victory.
Walking is man's best medicine.
Whenever you have an efficient government you have a dictatorship.
Humor is the only test of gravity, and gravity of humor; for a subject which will not bear raillery is suspicious, and a jest which will not bear serious examination is false wit.