good morning, diane. >> reporter: good morning to you. so janet jackson letter to women, she's opening up about her life all the way to childhood. what she learned about happiness came largely from her struggles. ♪ give me a beat >> reporter: at 52, janet jackson is once again taking control. ♪ control i'm never gonna stop control and get what i want ♪ >> reporter: the singer is opening up to "essence" magazine penning a letter about overcoming a lifelong battle. saying her 30s were especially tough. i struggled with depression, the struggle was intense. low self-esteem might be rooted in childhood feelings of inferiority. it could relate to failing to meet impossibly high standards. and of course there are always the societial issues of racism and sexism. putting it all together, and depresence is a tenacious and scary condition. the new mom said one major source of joy is her new son eissa. the height of happiness is holding my baby son in my arms and hearing him coo. or when i look into his smiling eyes and watch him. during those sacred times, happine