Think like a man of action, act like a man of thought.
Sex appeal is the keynote of our civilization
The motive power of democracy is love
To exist is to change, to change is to mature, to mature is to go on creating oneself endlessly.
The eye sees only what the mind is prepared to comprehend.
Intelligence is the faculty of making artificial objects, especially tools to make tools.
We regard intelligence as man's main characteristic and we know that there is no superiority which intelligence cannot confer on us, no inferiority for which it cannot compensate
In short, intelligence, considered in what seems to be its original feature, is the faculty of manufacturing artificial objects, especially tools to make tools, and of indefinitely urging the manufacture.
For life is tendency, and the essence of a tendency is to develop in the form of a sheaf, creating, by its very growth, divergent directions among which its impetus is divided.
Life does not proceed by the association and addition of elements, but by dissociation and division.
Homo sapiens, the only creature endowed with reason, is also the only creature to pin its existence on things unreasonable
The present contains nothing more than the past, and what is found in the effect was already in the cause.
Religion is to mysticism what popularization is to science
The only cure for vanity is laughter, and the only fault that is laughable is vanity.
The idea of the future, pregnant with an infinity of possibilities, is thus more fruitful than the future itself, and this is why we find more charm in hope than in possession, in dreams than in reality.