For a man to attain to an eminent degree in learning costs him time, watching, hunger, nakedness, dizziness in the head, weakness in the stomach, and other inconveniences.
I do not say a proverb is amiss when aptly and reasonably applied, but to be forever discharging them, right or wrong, hit or miss, renders conversation insipid and vulgar.
There is also this benefit in brag, that the speaker is unconsciously expressing his own ideal. Humor him by all means, draw it all out, and hold him to it.
One man scorned and covered with scars still strove with his last ounce of courage to reach the unreachable stars; and the world will be better for this.