Youth (n.) is a blessing to enjoy while you have it and not to wish back when it is gone — or young men should wish their childhood back.
Youth (n.) has many more chances of death than old age: the young catch diseases more easily, their illnesses are more serious, their treatment more severe.
Youth (n.) in a speaker is a river always ready to overflow its banks; a good teacher's whole trouble is to keep it in its channel.
Youth (n.) should be refused even if a god offered it back: who, having run the full course, would be recalled from the winning-post to the starting barriers?
Youth (n.) ought to show excess: a vine that has spread too luxuriantly is more easily pruned than new shoots are coaxed from a defective stem — and the sap never lasts in what ripens too soon.