Here are some quotes for you to remember :

It is important to draw wisdom from many different places, for if you take it from only one place, it becomes rigid and stale; understanding others will help you become whole. - Iroh, ATLAS 2

Sometimes life is like a dark tunnel, you can't always see the light at the end of the tunnel, but if you keep moving, you will come to a better place. - Iroh, ATLAS 2

The happiness of your life depends upon the quality of your thoughts. - Marcus Aurelius

It is not because things are difficult that we do not dare; it is because we do not dare that things are difficult. - Seneca

A gemstone cannot be polished without friction, nor a man perfected without trials. - Seneca

In life, one either suffers the pain of discipline or the pain of regret. Why then would you regret doing or having not done something rather than enduring the small suffering, if any, in any particular moment if not to become more thoughtful and disciplined in the future? - Me.