People who ask our advice almost never take it. Yet we should never refuse to give it, upon request, for it often helps us to see our own way more clearly.

Other people's interruptions of your work are relatively insignificant compared with the countless times you interrupt yourself

A quotation in a speech, article or book is like a rifle in the hands of an infantryman. It speaks with authority.

In the realm of thought every person performs innumerable abortions each minute of the waking day

No man can discover his own talents.

If you have a talent, use it in every which way possible. Don't hoard it. Don't dole it out like a miser. Spend it lavishly like a millionaire intent on going broke.