Who said “Any fool can criticize, condemn, and complain -- and most fools do.”?

“Lord, what fools these mortals be.”

“The haste of a fool is the slowest thing in the world.”

“A fellow who is always declaring he's no fool usually has his suspicions.”

“The ultimate result of shielding men from the effects of folly, is to fill the world with fools.”

“A clever child brought up with a foolish one can itself become foolish. Man is so perfectible and corruptible he can become a fool through good sense.”

“Remember, today is the tomorrow you worried about yesterday.”

“If you want to be enthusiastic, act enthusiastic.”

“Only the prepared speaker deserves to be confident.”

“You are merely not feeling equal to the tasks before you.”

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

“Those convinced against their will are of the same opinion still.”