Allen Chen 懷想錄: 糾正效果斐然，但鼓勵更有力量。Correction does much, but encouragement does more.

8/04/2016

糾正效果斐然，但鼓勵更有力量。Correction does much, but encouragement does more.
德國詩人歌德 Johann Wolfgang von Goethe

Allen Chen 懷想錄