If abuses are destroyed, man ...

If abuses are destroyed, man must destroy them. If slaves are freed, man must free them. If new truths are discovered, man must discover them. If the naked are clothed; if the hungry are fed; if justice is done; if labor is rewarded; if superstition is driven from the mind; if the defenseless are protected, and if the right finally triumphs, all must be the work of man. The grand victories of the future must be won by man, and by man alone.
If abuses are destroyed, man must destroy them. If slaves are freed, man must free them. If new truths are discovered, man must discover them. If the naked are clothed; if the hungry are fed; if justice is done; if labor is rewarded; if superstition is driven from the mind; if the defenseless are protected, and if the right finally triumphs, all must be the work of man. The grand victories of the future must be won by man, and by man alone.

Quotes from the same author

Like an armed warrior, like a plumed knight, James G. Blaine marched down the halls of the American Congress and threw his shining lance full and fair against the brazen foreheads of the defamers of his country, and the maligners of his honor.
The myth of hell represents all the meanness, all the revenge, all the selfishness, all the cruelty, all the hatred, all the infamy of which the heart of man is capable.
The greatest superstition now entertained by public men is that hypocrisy is the royal road to success.
What light is to the eyes - what air is to the lungs - what love is to the heart, liberty is to the soul of man.
He loves his country best who strives to make it best.