The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
【释义】技艺本身没有高低大小之分,最可贵的是能够精通。
在商业中,你必须愿意承担风险,但必须是经过计算的风险。
"Schreiben ist eine Form des Erinnerns."