Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.

罪行带来耻辱，而非断头台。

Quantum algorithms have the potential to revolutionize fields such as cryptography and materials science.

When you play the game of thrones, you win or you die. There is no middle ground.