Date: November 24, 1859

"A few naturalists, endowed with much flexibility of mind, and who have already begun to doubt on the immutability of species, may be influenced by this volume; but I look with confidence to the future, to young and rising naturalists, who will be able to view both sides of the question with impa...

— Darwin, Charles (1809-1882)

Date: 1901-2, 1902

"It is to be hoped that we all have some friend, perhaps more often feminine than masculine, and young than old, whose soul is of this sky-blue tint, whose affinities are rather with flowers and birds and all enchanting innocencies than with dark human passions, who can think no ill of man or God...

— James, William (1842-1910)

Date: 1901-2, 1902

"Such fleeting aspirations are mere 'velleitates,' whimsies. They exist on the remoter outskirts of the mind and the real self of the man, the centre of his energies, is occupied with an entirely different system."

— James, William (1842-1910)

Date: 1901-2, 1902

"In the end we fall back on the hackneyed symbolism of a mechanical equilibrium. A mind is a system of ideas, each with the excitement it arouses, and with tendencies impulsive and inhibitive, which mutually check or reinforce one another."

— James, William (1842-1910)