改变的秘诀在于集中所有精力，不是与过去斗争，而是建设未来。
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
We don't make objects, we make places.
Do you have the time to listen to me whine?
We must resist the temptation to make African art merely illustrative of theory.
"The world is a stage, but the play is badly cast."