Austrian psychiatrist, Victor Frankl: Every freedom can be denied by a man except the freedom to choose your attitude, and that suffering is not an obstacle to happiness but often the necessary means to it.

每個自由都有可能被人拒絕或阻攔，除了你怎麼選擇自己心態的自由。受苦不是通往快樂的絆腳石，反而常是必經的道路。