The animal is one with its life activity. It does not distinguish the activity from itself. It is its activity. But man makes his life activity itself an object of his will and consciousness. He has a conscious life activity. It is not a determination with which he is completely identified.

Consumption is also immediately production, just as in nature the consumption of the elements and chemical substances is the production of the plant.

Every part is disposed to unite with the whole, that it may thereby escape from its own incompleteness.

Blushing is the most peculiar and most human of all expressions.

The great variability of all the external differences between the races of man, likewise indicates that they cannot be of much importance; for if important, they would long ago have been either fixed and preserved, or eliminated.

Man, wonderful man, must collapse, into nature's cauldron, he is no deity, he is no exception.