Let no man doubt the omnipotence of nature, doubt the majesty of man's soul; let no lonely unfriended son of genius despair. If he have the will, the right will, then the power also has not been denied him. Carlyle.
Let no man measure by a scale of perfection the meagre product of reality. Schiller.
Let no man think he is loved by any man, when he loves no man. Epictetus.
Let no man trust the first false step of guilt; it hangs upon a precipice, whose steep descent in last perdition ends. Young.
Let no man value at a little price a virtuous woman's counsel. George Chapman.
Let no mean spirit of revenge tempt you to throw off your loyalty to your country, and to prefer a vicious celebrity to obscurity crowned with piety and virtue. Sydney Smith.
Let no one so conceive of himself as if he were the Messiah the world was praying for. Goethe.
Let no one think that he can conquer the first impressions of his youth. Goethe.
Let no one who loves be called altogether unhappy; 5 even love unreturned has its rainbow. J. M. Barrie.
Let nobility and virtue keep company, for they are nearest of kin. William Penn.