I always believe that as long as you persist, you will definitely succeed.

唱歌不仅是技巧，更是心灵的交流。

石油化工行业的未来在于可持续发展。

The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

艺术的可怕之处在于你不知道它会把你带向何方。

The pursuit of knowledge is a journey without end.

过去了的再也不能挽救，未来的还是可能补回。