But the old man thought only of his steering and his great tiredness. He had gone out too far and the sharks had beaten him. He knew they would leave him nothing but the stripped skeleton of his great catch.
阈限性是两个阶段之间的过渡状态，个体不再处于前一个状态，但尚未进入下一个状态。
The world is a place of infinite connections, and we are all part of that web.
Understanding the psychology behind habits can unlock the door to personal growth and self-improvement.
在宏大的进化历程中，我们都是突变体。
"The writer's job is to get the main character up a tree, and then throw rocks at him."