So happy I found this! 💙🖤💜💛💚
Almost the complete lecture in decent quality. So many great ideas. Inspiring to be aspiring, to be decent and supportive, grateful and humble, critical and constructive, and always look beyond the obvious. Thanks Carl! 🙏

https://youtu.be/6_-jtyhAVTc

#carlsagan #palebluedot #conservation #science #thegreatdemotions