So a few donations to seemingly good causes make them good?

Don't be easily fooled by their "generosity" as it's not always as it seems to be, many times they fund "independent" organizations or think tanks which really are just foils for them to push their Conservative agenda.

https://slate.com/news-and-politics/2018/05/we-now-know-how-...

https://www.motherjones.com/politics/2017/12/trump-koch-brot...

https://www.greenpeace.org/usa/global-warming/climate-denier...

https://www.ucsusa.org/publications/got-science/2017/got-sci...

I can keep going on, so please don't paint them as just some "nice" guys who give money.