The trouble with most people is that they quit before they start.
I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.
A good intention, with a bad approach, often leads to a poor result.
Nature is truly wonderful. Only man is truly foul.
Until man duplicates a blade of grass, nature can laugh at his so-called scientific knowledge. Remedies from chemicals will never stand in favor compared with the products of nature, the living cell of the plant, the final result of the rays of the sun, the mother of all life.
Somewhere between the ages of eleven and fifteen, the average child begins to suffer from an atrophy, the paralysis of curiosity and the suspension of the power to observe. The trouble, I should judge, to lie with the schools.