只有向后看才能理解生活；但要生活好，则必须向前看。

人は、自分が思っている以上に強い。

The secret of change is to focus all of your energy not on fighting the old, but on building the new.

"The only true wisdom is in knowing you know nothing."

Architecture must have the capacity to surprise and delight.

The most important single aspect of software development is to be clear about what you are trying to build.