科学是一种思维方式，远不止是一堆知识。
实现明天理想的唯一障碍是今天的疑虑。
我不与任何人竞争，只与自己竞争。我的目标是比昨天的自己更好。
It is not the task of history to judge, but to understand.
The leather industry must evolve or risk becoming obsolete. Sustainability is no longer an option—it's a necessity.
I read a book one day and my whole life was changed.