Able Quote by Thomas Paine

Not only has this subject been long associated with the ideas of thinking men over the ages but its practical importance is attested to…

— Robert Hofstadter

Men who undertake considerable things, even in a regular way, ought to give us ground to presume ability.

— Edmund Burke

The mind of man is capable of anything.

— Joseph Conrad

There is another ground of hope that must not be omitted. Let men but think over their infinite expenditure of understanding, time, and means…

— Francis Bacon

Men admire the man who can organize their wishes and thoughts in stone and wood and steel and brass.

— Ralph Waldo Emerson

Thoughts that most frequently occupy the mind determine a man's course of action.

— David O. McKay

A man has always to be busy with his thoughts if anything is to be accomplished.

— Antonie van Leeuwenhoek

Scientific modes of thought cannot be developed and become generally accepted unless people renounce their primary, unreflecting, and spontaneous attempt to understand all their…

— Norbert Elias

Of all the discoveries which men need to make, the most important, at the present moment, is that of the self-forming power treasured up…

— William Ellery Channing

Thoughts of mind are explored by the way they are mined

— Farid

Things often offer themselves to our mind in a more finished form in the very first thought, than we might have made them by…

— Francois de La Rochefoucauld

Men's ideas are the most direct emanations of their material state.

— Karl Marx