You can't please everyone.
At the beginning of my career I was frustrated whenever I couldn't get along with a patient.
You will always encounter rejection in life no matter how hard you try.
Acknowledge that your sleep will improve significantly.
Don’t let the frustration of not knowing what’s ahead of you destroy your mood. It can overwhelm everyone to stress about tomorrow, next week or next year. Rather than focusing on what’s coming, focus on today, the one day you have. Today is the day. You can do anything!