Someday you might understand that giving is better than receiving...Fatman!
Your arguments are weak and this conversation is over!
Ignore him. Taking individual responsibility for helping others breaks his view that the government is the only body that can do so and therefore must take the wealth of others by force. (Even though, as you say, you yourself have not made it political).
A few things to note that might help you though:
- The "BTC tipjar" thing at the bottom of your post offers no explanation as to what it is about.
- A link to a website explaining what you do and how would likely be helpful
- Consider linking to a QR code of the address. Text versions of QR codes are a PITA