Althought the bonding of 1,2-glycosidic bond in sucrose is very strong, it still can digest easily by using enzyme in suitable temperature.
Magnet with opposite pole will not attract if the magnet is drop too many times on the floor.
Elastic collision will eventually become inelastic collision when the two component is no longer stick together.
Penguin and pig will never interbreed due to isolation.
My life is miserable without you.
But start from now on, I think
