"Every child deserves to see themselves in the stories they read."
物理学家必须拥有生动的想象力,但必须受到严格逻辑的约束。
The work on IVF was driven by the desire to help infertile couples.
The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.