You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.

能源的未来在于我们适应和创新的能力。

The only limit to our realization of tomorrow will be our doubts of today.

When you forgive others, they may not notice, but you will heal. Forgiveness is not something we do for others; it is a gift to ourselves.

人们对自己信念的自信程度主要取决于他们能对所看到的东西讲述的故事的质量，即使他们看到的东西很少。

家庭的纽带比任何挑战都更强大。