Maybe, now and then you have difficulties in doing something, and then you feel sorrow, disappointed, or even want to cry.

也许，偶尔你做一些事会遇到困难，然后，你会感觉到悲伤、失望，甚至你会想哭。

These people have difficulties finding decent jobs and making a decent life—and they often end up involved in doing things they never imagined.

这些人难以找到好工作，过上好生活，而且最后常常牵涉进一些他们根本无法想象的事情中。

Do you have any difficulties in doing business in China, you know the Chinese economic legislation is still incomplete?

在中国做生意有困难吗？你知道中国经济法规依然是不完整的？

Do you have any difficulties in doing your project? If so, don't hesitate to tell me so I can give you a hand.

做这件事有什么困难吗？如果有，立刻告诉我，我可以帮你一下。

From what have been discussed above, it admits of no doubt that in doing things whether great or small there are more or less difficulties, it is much better for one to persevere than to despair.

承上启下，引起下文，多达二十五个单词的总结句讲明无论做大事小事，难事容易事，都需要努力事物支持我们。