在任何科学事业中取得成功都需要非凡的能力、勤奋和精力。
There is no man, however wise, who has not at some period of his youth said things, or lived in a way the consciousness of which is so unpleasant to him in later life that he would gladly, if he could, expunge it from his memory.
"The characters in my novels are not just creations; they are fragments of my soul, scattered on the pages."