Focusing on What is Necessary

In essentialism, what is necessary matters.

Image Source:  http://www.artsconnected.org/cgi-bin/iipsrv.fcgi?FIF=/var/www/ace2/zoom/media/7b/ef/80242bf3abc83ab9868cf544d883/scale.tif&qlt=85&jtl=0,0

Just Be Yourself

In Existentialism, the major challenge for one to become an effective teacher is staying true to one's self.

Image Source: 

https://images.rapgenius.com/8ea239195f865eae10218fb2fd7687dc.1000x774x1.jpg