Authors:

If a man cannot do brain work without stimulants of any kind, he had better turn to hand work it is an indication on Nature's part that she did not mean him to be a head worker.

Thomas Henry Huxley, Leonard Huxley (1900). “Life and Letters of Thomas Henry Huxley”
If a man cannot do brain work without stimulants of any kind, he had better turn to hand work it is an indication on Nature's part that she did not mean him to be a head worker.