”Although when you first step out of your comfort zone it may feel difficult and fearful, you will at some point become comfortable again”. 
–Wendy Hearn

”Nobody ever died of discomfort, yet living in the name of comfort has killed more ideas, more opportunities, more actions, and more growth than everything else combined. Comfort kills”!
–T. Harv Eker

”A dream is your creative vision for your life in the future. You must break out of your current comfort zone and become comfortable with the unfamiliar and the unknown”.
– Denis Waitley

“Move out of your comfort zone. You can only grow if you are willing to feel awkward and uncomfortable when you try something new.”
– Brian Tracy

”I’m continually trying to make choices that put me against my own comfort zone. As long as you’re uncomfortable, it means you’re growing”.
-Ashton Kutcher