oh my god , your English is perfect. I don';t even know what infinitive and gerund are.

答问题 是没有钱没有名气什麼都不没有 但是万事要持有一颗解救人的心啊[[哭崩

Gerund例句是
I love drawing.
Inf例句是
I love to draw.

不懂~

Love doing sth习惯性喜欢做某事
Love to do sth 喜欢将要去做某事
it's what i searched on the internet, maybe it will help you.

楼主啊，这个搭配得一个个的去记，似乎没什么规律。。

it is beyong me, the following is something from a web, better to see the full contents yourself see if it makes sense to you.
Both gerunds and infinitives can be nouns, which means they can do just about anything that a noun can do. Although they name things, like other nouns, they normally name activities rather than people or objects. Here are five noun-uses of gerunds and infinitives
http://grammar.ccc.commnet.edu/grammar/gerunds.htm