The more you know, the more you realize how little you know.
能源的未来在于平衡传统资源和可再生替代品。
The first idea a child gets is the most important one.
预测未来的最好方式就是创造未来。
心灵不过是人类经验的总和，从依赖于经验个体的角度来考虑。