The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.
The only way to learn mathematics is to do mathematics.
一个公司的真正价值是由它对人类和地球的影响来衡量的。
积极情绪拓宽我们的意识,鼓励新颖、多样和探索性的思想和行动。随着时间的推移,这种拓宽的行为模式会建立技能和资源。