To acquire knowledge, one must study; but to acquire wisdom, one must observe.

Society needs people who can manage projects in addition to handling individual tasks.

Know why certain foods, such as truffles, are expensive. It's not because they taste best.

I believe that one becomes stronger emotionally by taking life less personally. If your employer criticizes your report, don't take it personally. Instead, find out what's needed and fix it. If your girlfriend laughs at your tie, don't take it personally. Find another tie or find another girlfriend.

Relatively few of us will find the time-or take it-to live an ever enlarging life.

...there are days when I feel I can do anything and days when I feel I can do nothing. But fortunately for those around me, neither sort occurs very often.

Skill is successfully walking a tightrope between the twin towers of New York's World Trade Center. Intelligence is not trying.