Silence is sometimes more powerful than words.
解析：經(jīng)常反省檢查自己，不給私欲留空間。
The future of energy lies in the balance between development and sustainability.
Every challenge is an opportunity to learn and improve.
We Irish are too poetical to be poets; we are a nation of brilliant failures, but we are the greatest talkers since the Greeks.
"The best way to predict the future is to create it."