One man that has a mind and knows it can always beat ten men who haven't and don't.
The intellect is not a serious thing, and never has been. It is an instrument on which one plays, that is all.
A good head and good heart are always a formidable combination. But when you add to that a literate tongue or pen, then you have something very special.
It is not enough to have a good mind; the main thing is to use it well.
Americans have always had an ambivalent attitude toward intelligence. When they feel threatened, they want a lot of it, and when they don't, they regard the whole thing as somewhat immoral.
I can't tell you if genius is hereditary, because heaven has granted me no offspring.
I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it up.
If the human brain were so simple that we could understand it, we would be so simple that we couldn't.
The bookful blockhead, ignorantly read With loads of learned lumber in his head.
I'm not offended by all the dumb blonde jokes because I know I'm not dumb... and I also know that I'm not blonde.
The course of every intellectual, if he pursues his journey long and unflinchingly enough, ends in the obvious, from which the non intellectuals have never stirred.
Character is higher than intellect. A great soul will be strong to live as well as think.
It's not that I'm so smart, it's just that I stay with problems longer.
A harmless hilarity and a buoyant cheerfulness are not infrequent concomitants of genius; and we are never more deceived than when we mistake gravity for greatness, solemnity for science, and pomposity for erudition.
Genius ain't anything more than elegant common sense.
Mad, adj. Affected with a high degree of intellectual independence.
I happen to feel that the degree of a person's intelligence is directly reflected by the number of conflicting attitudes she can bring to bear on the same topic.
Half of the world's misery comes from ignorance. The other half comes from intelligence.
If God did not exist it would be necessary to invent Him. But all nature cries aloud that He does exist that there is a supreme intelligence, an immense power, an admirable order, and everything teaches us our own dependence on it.
Clever people seem not to feel the natural pleasure of bewilderment, and are always answering questions when the chief relish of a life is to go on asking them.
There is one thing even more vital to science than intelligent methods; and that is, the sincere desire to find out the truth, whatever it may be.
Do not think of knocking out another person's brains because he differs in opinion from you. It would be as rational to knock yourself on the head because you differ from yourself ten years ago.
Sensible and responsible women do not want to vote. The relative positions to be assumed by man and woman in the working out of our civilization were assigned long ago by a higher intelligence than ours.
Science has not yet taught us if madness is or is not the sublimity of the intelligence.
Shall I not have intelligence with the earth? Am I not partly leaves and vegetable mould myself.