1. 背离传统需要极大的勇气。
It takes an enormous amount of courage to make a departure from the tradition.
2. 汤姆过去很腼腆，但这次却非常勇敢，能在大庭广众面前上台表演了。
Tom used to be very shy, but this time he was bold enough to give a performance in front of a large audience.
3. 很多教育家认为从小培养孩子的创新精神是可取的。
Many educators think it desirable to foster the creative spirit in the child at an early age.
4. 假设那幅画确实是名作，你觉得值得购买吗？
Assuming that the painting is indeed a masterpiece, do you think it's worth purchasing？