The fact which interests us most is the life of the naturalist. The purest science is still biographical. Nothing will dignify and elevate science while it is sundered so wholly from the moral life of its devotee.

A kitten is so flexible that she is almost double; the hind parts are equivalent to another kitten with which the fore part plays. She does not discover that her tail belongs to her till you tread upon it.

It is not enough to be a hardworking person. Equally important is the job you are working at.

Why look in the dark for light?

The mass never comes up to the standard of its best member, but on the contrary degrades itself to a level with the lowest.

To affect the quality of the day, that is the highest of arts.

If we will be quiet and ready enough, we shall find compensation in every disappointment.