confusion

Will my advice help any on these given topics?

Depression--play happy, be happy.
Love--is real.
Cheating--don't stay with a cheater. Feel a desire to cheat? Leave the relationship. Something's wrong.
Marriage--will work as long as both are in love.
Psychology--be mature with your decision(s).
Religion--you either believe there is a creator and everything along with or you don't.
Feelings--can be very strong or not strong at all.
English--I love English language.  
Mental Illness--I feel is part of a process.
Confused--takes time to understand. 
Long Distance--if you feel nothing will ever come of it then leave it.
Hello--nice greeting. Or say nothing at all.
Politics--are good.
Waiting--time is everything. 
Evolution--is beautiful.