John Endri's Key Ideas from Can't Hurt Me
by David Goggins

try to remember every positive things we did or accomplished, even it's just a little. because any obstacles at work or school can be overcome by calloused mind. it gives us motivation to push through any doubt.

visualization isn't simple as we think. in this case, before we start to do activity, we try to picture the success looks like. so it will motivate us to gain what we want if we put in work.

is a concept to help us remind of who we are and what we're capable of. practically, think of a time or so when we overcame odds and succeed. it doesn't have to be a big win, something small is good.

- we will be made fun of

- we will feel insecure

- we won't be the best all time

- we may be the only identity in a given situation

- there will be times when we feel alone

we must get over it. our mind is the strongest weapon we ever have and we must upgrade it to overcome any doubts and obstacles. it's not going to be easy to get out of comfort zone for something good.