Philosophers have often held dispute As to the seat of thought in man and brute For that the power of thought attends the latter My friend, thy beau, hath made a settled matter, And spite of dogmas current in all ages, One settled fact is better than ten sages. (O,Tempora! O,Mores!)
A youth is to be regarded with respect. How do we know that his future will not be equal to our present? If he reach the age of forty or fifty, and has not made himself heard of, then indeed he will not be worth being regarded with respect.
If you don't begin to be a revolutionist at the age of twenty, then at fifty you will be a most impossible old fossil. If you area red revolutionary at the age of twenty, you have some chance of being up-to-date when you are forty!