You can't knock on opportunity's door and not be ready.
你不能敲机会的门却没准备好。
The supreme quality for leadership is unquestionably integrity. Without it， no real success is possible， no matter whether it is on a section gang， a football field， in an army， or in an office.
野牦牛是西藏高原真正的君主，其力量和耐力无与伦比。
Life seems to go on without effort when I am filled with music. ― George Eliot, The Mill on the Floss