XVIII.

"'T is not in mortals to command success:"[659] But _do you more_, Sempronius--_don't_ deserve it, And take my word, you won't have any less. Be wary, watch the time, and always serve it; Give gently way, when there's too great a press; And for your conscience, only learn to nerve it; For, like a racer, or a boxer training, 'T will make, if proved, vast efforts without paining.