Health·Posted on Jul 23, 201515 Blackboard Signs That Will Teach You Important Lessons About Life"Farts are the ghosts of the things we eat."by Carolyn KylstraBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. This A+ observation. View this photo on Instagram 2. This somber truth about our dearly devoured food. View this photo on Instagram 3. This important truth about poetry. View this photo on Instagram 4. This thought about true love. View this photo on Instagram 5. This harsh reminder that fairytales aren't real at all. View this photo on Instagram 6. This uncomfortable existential reality. View this photo on Instagram 7. This sign that just gets you. View this photo on Instagram 8. And this quite astute observation. View this photo on Instagram 9. This very legitimate criticism. View this photo on Instagram 10. And this very heartwarming invitation. View this photo on Instagram 11. This quite meaningful admission. View this photo on Instagram 12. This pledge of allegiance to mind-altering substances. View this photo on Instagram 13. This silly little mixup, ha ha! View this photo on Instagram 14. This impeccable logic. View this photo on Instagram 15. And this. View this photo on Instagram