If it doesn't challenge you, it won't change you.
如果它不挑战你,它就不会改变你。
The great object of all regulations is to secure the utmost quantity of useful produce.
To one who has faith, no explanation is necessary.To one without faith, no explanation is possible.
当你能永远活着时,你为了什么而活?
The future of infrastructure lies in sustainability and smart technology.