Authors:

A warrior should not say something fainthearted, even casually. He should set his mind to this beforehand. Even in trifling matters the depths of one's heart can be seen.

Yamamoto Tsunetomo, William Scott Wilson (2002). “Hagakure: The Book of the Samurai”, p.51, Kodansha International
A warrior should not say something fainthearted, even casually. He should set his mind to this beforehand. Even in trifling matters the depths of one's heart can be seen.