19
It is only men of practical ability, knowing their powers and using them with moderation and prudence, who will be successful in worldly affairs.
20
It is a great error to take oneself for more than one is, or for less than one is worth.
21
From time to time I meet with a youth in whom I can wish for no alteration or improvement, only I am sorry to see how often his nature makes him quite ready to swim with the stream of the time; and it is on this that I would always insist, that man in his fragile boat has the rudder placed in his hand, just that he may not be at the mercy of the waves, but follow the direction of his own insight.
22
But how is a young man to come of himself to see blame in things which every one is busy with, which every one approves and promotes? Why should he not follow his natural bent and go in the same direction as they?