If there be anything that can be called genius, it consists chiefly in ability to give that attention to a subject which keeps it steadily in the mind, till we have surveyed it accurately on all sides. ↗
The joy of life consists in the exercise of one's energies, continual growth, constant change, the enjoyment of every new experience. To stop means simply to die. The eternal mistake of mankind is to set up an attainable ideal. ↗
According to the concept of transformational evolution, first clearly articulated by Lamarck, evolution consists of the gradual transformation of organisms from one condition of existence to another. ↗