The boundary between the quantum world and our everyday experience is not as sharp as we once thought.

The best buildings come from the careful consideration of the needs of the people who will use them.

The strength of a political system lies in its ability to adapt to changing circumstances.

The writer is either a practicing recluse or a delinquent, guilt-ridden one.

面临大事与难事，可看出一个人的责任；处顺境逆境，可看出一个人的胸襟气度；遇喜事怒事，看一个人的涵养；与同辈相处，可看一个人的见识。