20I have not known when his affections sway'd[12]

More than his reason. But 'tis a common proof,[13]

That lowliness is young ambition's ladder,

Whereto the climber upward[14][15] turns his face;

But when he once attains the upmost round,

25He then unto the ladder turns his back,

Looks in the clouds, scorning the base degrees[16]

By which he did ascend. So Cæsar may;

Then, lest[17] he may, prevent.[18] And, since the quarrel[19]