Quintilian

“It seldom happens that a premature shoot of genius ever arrives at maturity.”

“That which prematurely arrives at perfection soon perishes.”

“We excuse our sloth under the pretext of difficulty.”

“A laugh, if purchased at the expense of propriety, costs too much.”

“As regards parents, I should like to see them as highly educated as possible, and I do not restrict this remark to fathers alone.”

“The prosperous can not easily form a right idea of misery.”

“Our minds are like our stomaches; they are whetted by the change of their food, and variety supplies both with fresh appetite.”

“Whilst we deliberate how to begin a thing, it grows too late to begin it.”