求翻译：唯有经受痛苦的磨难和苛刻的挑选，才能实现质的飞跃，就像咖啡豆到咖啡的蜕变，人生亦如此!不要怕困难，那是丑虫蛹变成美蝴蝶的必经之路。是什么意思？

Only subjected to a painful ordeal and demanding selection, in order to achieve a qualitative leap, like the transformation of the coffee beans to coffee, life is so not afraid of difficulties, the only way that is ugly pupa into a butterfly.

It is only painful ordeal and demanding the selection, you can achieve a leap forward in the quality of coffee beans, just as the coffee of the transformation, life also! Do not afraid of difficulties, it is ugly, and the butterfly.

Only has the undergoing pain tribulation and the harsh choice, can realize the qualitative leap, likely coffee bean to coffee transformation, life also so! Do not fear the difficulty, that is the ugly insect gastrulation becomes the beautiful butterfly's road which must be taken.

Only suffer hardships and demanding selection in order to achieve a qualitative leap, like metamorphosis of coffee beans to coffee, life is also true! don't be afraid of difficulties, that is the only road of ugly insect pupa into a beautiful butterfly.

正在翻译，请等待...