You should deploy critical thinking skills. Splashing water on someone is in fact assault (or more accurately battery). But that's besides the point, which isn

You should deploy critical thinking skills. Splashing water on someone is in fact assault (or more accurately battery). But that's besides the point, which isn't very hard to understand. The point is that just because a substance or act doesn't seem harmful _to you_, doesn't mean it doesn't violate someone's rights.