Investing in cleaner coal technology is an investment in the future of energy.
画家必须完全准确地描述他们观察主题的体验。
The sidelines are not where you want to live your life. The world needs you in the arena.
The beauty of a structure lies in its logic.
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.
数学的真正力量在于它能够简化复杂的事物,并揭示宇宙的潜在模式。
The hard-working petroleum spirit must never be abandoned. It is our family heirloom.