Do faita dicha, por demas es diligencia—Diligence is of no use where luck is wanting. Sp. Pr.
Dogmatic jargon, learn'd by heart, / Trite sentences, hard terms of art, / To vulgar ears seem so profound, / They fancy learning in the sound. Gay.
Do good and throw it into the sea; if the fish 35 know it not, the Lord will. Turk. Pr.
Do good by stealth, and blush to find it fame. Pope.
Do good to thy friend to keep him, to thy enemy to gain him. Ben. Franklin.
Dogs should not be taught to eat leather (so indispensable for leashes and muzzles). Ger. Pr.
Dogs that bark at a distance ne'er bite at hand. Sc. Pr.
Doing good is the only certainly happy action 40 of a man's life. Sir P. Sidney.
Doing is activity; and he will still be doing. Hen. V., iii. 7.
Doing is the great thing; for if people resolutely do what is right, they come in time to like doing it. Ruskin.