From lower to the higher next,
Not to the top, is Nature's text;
And embryo good, to read more

From lower to the higher next,
Not to the top, is Nature's text;
And embryo good, to reach full stature,
Absorbs the evil in its nature.

Progress has not followed a straight ascending line, but a spiral
with rhythms of progress and retrogression, of evolution read more

Progress has not followed a straight ascending line, but a spiral
with rhythms of progress and retrogression, of evolution and
dissolution.

All progress is precarious, and the solution of one problem brings us face to face with another problem.

All progress is precarious, and the solution of one problem brings us face to face with another problem.

The reasonable man adapts himself to the world, but the unreasonable man tries to adapt the world to him--therefore, all read more

The reasonable man adapts himself to the world, but the unreasonable man tries to adapt the world to him--therefore, all progress depends upon the unreasonable man.

I have found some of the best reasons I ever had for remaining at the bottom simply by looking at read more

I have found some of the best reasons I ever had for remaining at the bottom simply by looking at the men at the top.

A man prepared has half fought the battle.
[Sp., Hombre apercebido medio combatido.]

A man prepared has half fought the battle.
[Sp., Hombre apercebido medio combatido.]

Laws and institutions are constantly tending to gravitate. Like
clocks, they must be occasionally cleansed, and wound up, and read more

Laws and institutions are constantly tending to gravitate. Like
clocks, they must be occasionally cleansed, and wound up, and set
to true time.

Technological progress has merely provided us with more efficient means for going backwards.

Technological progress has merely provided us with more efficient means for going backwards.

Those who work most for the world's advancement are the ones who demand least.

Those who work most for the world's advancement are the ones who demand least.