Reason

Reason is connected with our heart and mind. Sometimes,our heart knows the reason but our mind fails to accept that. On, other case our mind knows the reason but our heart rejects that. So, train your mind and heart to be mutual. A famous English proverb says "No gain without Pain" but believe that their is a reason behind your pain and it'll make you life better. So, don't overthink about the issues you have. Each and every creature born on this earth has certain problems. Humans differ from other creatures when be believes that their is a reason behind his problem and it too has a change.
Believe that "it may also pass through"