At present, man applies to ...

At present, man applies to nature but half his force. He works on the world with his understanding alone. He lives in it, and masters it by a penny-wisdom; and he that works most in it, is but a half-man, and whilst his arms are strong and his digestion good, his mind is imbruted, and he is a selfish savage.
At present, man applies to nature but half his force. He works on the world with his understanding alone. He lives in it, and masters it by a penny-wisdom; and he that works most in it, is but a half-man, and whilst his arms are strong and his digestion good, his mind is imbruted, and he is a selfish savage.

Quotes from the same author

Thought is the blossom; language the bud; action the fruit behind it.
The invariable mark of wisdom is to see the miraculous in the common.
Our distrust is very expensive.
Wisdom has its root in goodness, not goodness its root in wisdom.
Do not follow where the path may lead. Go, instead, where there is no path and leave a trail.