You know you're at the top of your field when you can say "light is the thing you see when you turn the lights on" and "we don't know much about black holes." I mean this sincerely.,(reply>), Tʜᴀɴᴋꜱ Fᴏʀ Wᴀᴄᴛʜɪɴɢ...<br>Sᴇɴᴅ ᴀ Dɪʀᴇᴄᴛ Tᴇxᴛ 📲📥 Oɴ Wʜᴀᴛꜱᴀᴀᴘ Wɪᴛʜ Tʜᴇ Aʙᴏᴠᴇ Nᴜᴍʙᴇʀ👆👆👆👆