Masaru Emoto discovered that water is affected by negative vibrations - it forms horrible crystal patterns in frozen water, compared to water that has had music played to it, or exposed to any positive vibrations, if forms positive crystals, diamonds and pretty patterns.
For more information you can read Masaru’s book ‘The Healing Power of Water.’
To cast a water love spell. Fill a glass with water, talk lovingly to the water, then place it on top of your request (written on paper) to ‘charge’ it. Finally give it to the one you love to drink.
If you yell abuse at a glass of water it will turn negative and promote negativity.
Since the human body is 70% water, abuse from others affects us deeply - and thinking negatively ourselves. Go down the positive route.