I think it means that:one good thing is bad to another man,meat means a delicious food,but to another man ,it is poison.I agree this opinoin,because everyone's view to things is different,I like this,and this is useful to me,but it may not be so to you.Yes? I think it means that:one good thing is bad to another man,meat means a delicious food,but to another man ,it is poison.I agree this opinoin,because everyone's view to things is different,I like this,and this is useful to me,but it may not be so to you.Yes?