Athletes as a rule are stronger than their backers; yet the weaker presses the stronger to put forth all his efforts.

The tired ox treads with a firmer step.

For they wished to fill the winepress of eloquence not with the tendrils of mere words but with the rich grape juice of good sense.

Early impressions are hard to eradicate from the mind. When once woll has been dyed purple, who can restore it to its previous whiteness?