Is it normal to thing about sex all the time

ive been married a long time, i dont get much at home, at my job i see alot of sexy hot laddies, and it makes me so horny, i get a big hardon in my paints, and i could see in their eyes, that they are looking right at mr. johnson and loving it, because it gives them power knowing that she can make me so had just by talking to me, is that normal?i want to have sex with all the women that made me hard. is that normal. i think so because iam hard to handle, but iam married, and i know most of the laddies who flut and see my package will want some after noon delight, what show i do? think with my top head or bottom head? thanks