All speech is vain and empty unless it be accompanied by action.

Every advantage in the past is judged in the light of the final issue.

Nothing is easier than self-deceit. For what each man wishes, that he also believes to be true.

The easiest thing of all is to deceive one's self; for what a man wishes he generally believes to be true.

The fact speak for themselves.

The man who has received a benefit ought always to remember it, but he who has granted it ought to forget the fact at once.

There is a great deal of wishful thinking in such cases; it is the easiest thing of all to deceive one’s self.