“We must never shed tears
That is the life form’s defeat and if we give into the emotions then it only becomes proof of our inability to control it.”
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Tite Kubo 81
Japanese manga artist 1977Related quotes

“Time engraves our faces with all the tears we have not shed.”
As quoted in The Amazon of Letters, Ch. 10 (1976) by George Wickes

Source: 1890s, The Principles of Psychology (1890), Ch. 21

Oh Breathe Not His Name, st. 1.
Irish Melodies http://www.musicanet.org/robokopp/moore.html (1807–1834)

“We must never assume that which is incapable of proof.”
The Physiology of Common Life (1859-60; repr. New York: D. Appleton, 1867) vol. 2, p. 349
Dr. Rose Marie Toussaint http://haiti.org/dt_team/dr-rose-marie-toussaint/, Pearls of Excellence Exhibit, Haitian Embassy

“We must never make experiments to confirm our ideas, but simply to control them.”
Bulletin of New York Academy of Medicine, Vol. IV (1928)