Conquering any difficulty always gives one a secret joy, for it means pushing back a boundary-line and adding to one's liberty.

Conquering any difficulty always gives one a secret joy, for it means pushing back a boundary-line and adding to one's liberty.

克服任何困难总会给人带来一种秘密的快乐，因为这意味着突破界限，增加自由。

-- Henri Frederic Amiel 亨利·弗里德里克·埃米尔