I sometimes give food to homeless, never cash. However, when I see someone begging, I tried to look at him and say "sorry, I don't have money" or have a polite

I sometimes give food to homeless, never cash. However, when I see someone begging, I tried to look at him and say "sorry, I don't have money" or have a polite smile. I tell myself that homeless people have already a hard life, so they don't need to be totally ignored.