摆脱诱惑的唯一方法就是屈服于它。
"The only way to get rid of a temptation is to yield to it."
The key is to keep improving, to keep working hard.
在研究自然时，想象力必须受到逻辑和实验的严格规则指导。
艺术的功能是使不可见的东西变得可见。