All happy families are alike; each unhappy family is unhappy in its own way.
幸福的家庭都是相似的，不幸的家庭各有各的不幸。
The universe is not hostile, nor yet is it friendly. It is simply indifferent.
Sustainability isn't just about planting trees; it's about planting the right trees in the right places for the right reasons.
我不害怕死亡，我害怕不去尝试。
我不是政治家，我是演员。我不必对每件事都有意见。
A book can be a friend, a teacher, and a doorway to another world.
真正的问题不在于机器是否会思考，而在于人类是否会思考。
The only way to discover the limits of the possible is to go beyond them into the impossible.