The only way to improve is to challenge yourself against the best.
"The major threats to survival that our ancestors faced - predators, starvation, disease - left their mark on our fears and anxieties."
文学是反映社会灵魂的镜子，向我们展示其美丽与缺陷。
The market is a reflection of the collective expectations of all participants.
Sustainability isn't just about planting trees; it's about planting the right trees in the right places for the right reasons.
Agriculture is the foundation of manufacture and commerce.
绘画的行为是一种思考的方式。
The most important property of a program is whether it accomplishes the intention of its user.