You can't get mad at anybody else for your own mistakes.

温暖的雨和晴和的风初融冰冻，柳叶如眼、梅花如腮，已感觉到春心的萌动。

技术是解锁更高效、更清洁能源解决方案的关键。

There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.