“Since we can only perceive the world through our five imperfect senses and an even more imperfect br asdfadsf ”

Since we can only perceive the world through our five imperfect senses and an even more imperfect brain, is reality purely subjective life is it all just in my head)? : and if so, how can I start controlling it to ignore the women in my life, and my desires for them (physical and emotional, of course)?