The photograph is a very poor way of communicating what something actually looks like.

The true measure of success is leaving the industry better than we found it.

感官训练可以培养敏锐的观察者，适应现在的文明时代，更能实际地应用于日常生活中。

Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:

Success is not about being the best, it's about being better than you were yesterday.

The best time to plant a tree was 20 years ago. The second best time is now.