Naturalness is the easiest thing in the world to acquire, if you will forget yourself-forget about the impression you are trying to make.
Merely stating a truth isn't enough. The truth has to be made vivid, interesting, dramatic. You have to use showmanship.
The best things in life are yours, if you can appreciate yourself.
Great speakers are not born, they're trained.
Once I did bad and that I heard ever. Twice I did good, but that I heard never.
Looking at the other person's point of view and arousing in him an eager want for something is not to be construed as manipulating that person so that he will do something that is only for your benefit and his detriment. Each party should gain from the negotiation.