There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant read more

There are two modes of acquiring knowledge, namely by reasoning and experience. Reasoning draws a conclusion and makes us grant the conclusion, but does not make the conclusion certain, nor does it remove doubt so that the mind may rest on the intuition of truth, unless the mind discovers it by the path of experience.

If a man be gracious and courteous to strangers, it shows he is a citizen of the world.

If a man be gracious and courteous to strangers, it shows he is a citizen of the world.

I know how men in exile feed on dreams.

I know how men in exile feed on dreams.

To illustrate the difference between the innovator and the dull crowd of routinists who cannot even imagine that any improvement read more

To illustrate the difference between the innovator and the dull crowd of routinists who cannot even imagine that any improvement is possible, we need only refer to a passage in Engel's most famous book. Here, in 1878, Engels apodictically announced that military weapons are "now so perfected that no further progress of any revolutionizing influence is any longer possible." Henceforth "all further [technological] progress is by and large indifferent for land warfare. The age of evolution is in this regard essentially closed." This complacent conclusion shows in what the achievement of the innovator consists: he accomplishes what other people believe to be unthinkable and unfeasible.

The mind cannot foresee its own advance.

The mind cannot foresee its own advance.

A man is but what he knows.

A man is but what he knows.

Laughter to begin with was probably glee at the misfortunes of others. The baring of the teeth in laughter hints read more

Laughter to begin with was probably glee at the misfortunes of others. The baring of the teeth in laughter hints at its savage ancestry. Animals have no malice, hence also no laughter. They never savor the sudden glory of Schadenfreude. It was its infectious quality that made of laughter a medium of mutuality.

In every passionate pursuit, the pursuit counts more than the object pursued.

In every passionate pursuit, the pursuit counts more than the object pursued.

Dreaming permits each and everyone of us to be quietly and safely insane every night of our lives.

Dreaming permits each and everyone of us to be quietly and safely insane every night of our lives.