Conceit may puff a man up, ...

Conceit may puff a man up, but never prop him up.
Conceit may puff a man up, but never prop him up.

More phrases

If a man watches three football games in a row, he should be declared legally dead.
The truth is not for all men, but only for those who seek it.
A man must be big enough to admit his mistakes, smart enough to profit from them, and strong enough to correct them.
Each man has his own vocation; his talent is his call. There is one direction in which all space is open to him.
The superior man is modest in his speech but exceeds in his actions.

Quotes from the same author

Sunshine is delicious, rain is refreshing, wind braces us up, snow is exhilarating; there is really no such thing as bad weather, only different kinds of good weather.
Quality is never an accident; it is always the result of intelligent effort.
Give me some mud off a city crossing, some ochre out of a gravel pit and a little whitening and some coal dust and I will paint you a luminous picture if you give me time to gradate my mud and subdue my dust.
My mother's influence in molding my character was conspicuous. She forced me to learn daily long chapters of the Bible by heart. To that discipline and patient, accurate resolve I owe not only much of my general power of taking pains, but of the best part of my taste for literature.
Whatever merit there is in anything that I have written is simply due to the fact that when I was a child my mother daily read me a part of the Bible and daily made me learn a part of it by heart.