History has repeatedly been changed by people who had the desire and the ability to transfer their convictions and emotions to their listeners.

Talk in terms of the other person's interests.

Our mental attitude is the x factor that determines our fate.

Let's find and remedy all our weaknesses before our enemies get a chance to say a word. That is what Charles Darwin did. ...When Darwin completed the manuscript of his immortal book "The Origin Of Species" he realized that the publication of his revolutionary concept of creation would rock the intellectual and religious worlds. So he became his own critic and spent another 15 years checking his data, challenging his reasoning, and criticizing his conclusions.

Bitter criticism caused the sensitive Thomas Hardy, one of the finest novelists ever to enrich English literature, to give up forever the writing of fiction. Criticism drove Thomas Chatterton, the English poet, to suicide. . . . Any fool can criticize, condemn and complain - and most fools do. But it takes character and self-control to be understanding and forgiving.

If your own mind is muddled, much more will the minds of your hearers be confused.

If you want to gather honey, don't kick over the beehive.