0_Apprentice
How can you explain people can change emotional behaviors all of a sudden? 
1_Wizard
Sounds like it could be Bipolar disorder. :(
0_Apprentice
What do you know about it?
1_Wizard
Its a disorder previously known as manic depression. It can cause periods of depression.
0_Apprentice
I did not know that.Depression ais a very serious consequence of bipolar disorder
1_Wizard
Sometimes, individuals poorly thought out decisions without thought of the consequences when they are feeling depressed.  
0_Apprentice
Thats very sad.Its difficult to deal with a love one with bipolar disorder