无偿工作的价值在经济衡量中常常不可见，但它却是社会的支柱。
The value of unpaid work is often invisible in economic measures, yet it is the backbone of society.
The bank of the future will be an omnipresent service.
理论物理对于实验物理学家，就像和声理论对于作曲家一样。
The best books are those that stay with you long after you’ve read them.