The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
"The markets are always changing, and so should your strategies."
The quality of governance is a crucial determinant of economic development.
What people need and what they want may be very different.
We are moving from an economy based on the production of goods to one based on the production of knowledge.
文学的美在于它让我们能够过多种生活，体验不同的世界，感受他人的情感。
The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.
