When we hate our enemies, we are giving them power over us: power over our sleep, our appetites, our blood pressure, our health and our happiness. Our enemies would dance with joy if only they knew how they were worrying us, lacerating us, and getting even with us! Our hate is not hurting them at al, but our hate is turning our days and nights into a hellish turmoil.

Most people don't remember names, for the simple reason that they don't take the time and energy necessary to concentrate and repeat and fix names indelibly in their minds. They make excuses for themselves; they are too busy.

There is a certain degree of satisfaction in having the courage to admit one's errors.

Today is the only time we can possibly live.

One can win the attention and time and cooperation of even the most sought-after people by becoming genuinely interested in them.

One of the surest ways of making a friend and influencing the opinion of another is to give consideration to [his or her] opinion, let [him or her] sustain a feeling of importance.

If you can't sleep, then get up and do something instead of lying there worrying. It's the worry that gets you, not the lack of sleep.