It is my life !  aahh..hold on...     every time, when Bon Jovi starts talking with my soul, i go crazy and super charged..  But is  it really my life ? Or am i being used for someone else benefit  ? (i am not talking about mangers @ your office.)   you might have heard of toxoplasmosis.  these little things, need cat as well  as mice to complete their life cycle.  to enter from mice to cat, they alter mice's brain and it wipe off one of its natural instincts  - ie: run away when they see/smell a cat.  as a result, they  become easy lunch/dinner for the cat, and the parasite reaches easily from mice to cat !  the above one is popular article, and it was making rounds in Google+ for  some time (i think it was started by Dr.Bright)  But there are more  such things ! a female Sacculina carcini larva, finds a male crab  in the water and starts its happy life !  As soon as she enters inside that  crab, she starts growing.  Spreads root like...