The "eight glasses a day" rule presumes 8-oz glasses:
8 x 8 = 64 oz = 2 quarts
1 quart = 946 ml x 2 = 1892 ml
So you should drink 3.784 of those 500ml bottles of water.
Looked at another way, each of those 8oz glasses of water holds 236.5 ml, so if you drink all four 500ml bottles of water, you're drinking a little more than 8 1/2 glasses of water.
Looked at a third way, if you measure an extra half-ounce of water into each of your eight glasses, you're up to four 500ml bottles.
Nobody is like you. You are not like any other. Some people are good and some are bad. That’s just how it is. Self love can be established by hanging around positive people, believing in yourself and not bringing yourself down nor putting yourself in situations that would make you put yourself down
Yes, this is a bargain because two cans would usually cost $1.38, but the deal gives you two cans for $1.29 which is 9¢ less.
Albert Bandura emphasized the interaction among behavior, conscious cognitive processes, and social experiences in his personality theory called social-cognitive theory.