He means if people know that the only way you'll be going down is swinging rather then just giving up then they won't take you as a soft target or a easy one... This shows that even if they are twice you're size and weight class that you'll give them a run for their money.. It is about about heart..don't let anyone push you around just because someone could probably kick the **** out of you doesn't mean you'll let them walk all over you.. Have confidence

Ya ur grandfather is right u shoukd have a heart and u have it.u can have a luk at my friend nibir who is not very strong but he is not scared of anybody for he has confidence in himself and u should have confi in urself so u don't get scared.

Try to fix your psychology, do some fitness exercise as well and you will be fine:)

This kid must've been using internet explorer or something, he asked this like 10 FREAKING TIMES!

By not spamming the same question over and over.

You asked this yesterday.

tell grandpa to keep taking his daily pills and u will do fine

I'm scared of people when my grandads told me not to be scared of anyone. He said we're all human, don't be scared of people and don't get taken for a mug.

He said have a heart, it's not about muscles?