1 Anything in life is possible if you make it happen. And it is never too late. (is)

Anything can happen in life as long as you decide to do it, and it's never too late.

2 good medicine for health tasters to the mouth. (taste)

Good medicine tastes bitter and is good for the disease

3 Nothing is impossible to a willingheart (is).

nothing is impossible to a willing mind

4 when things look black happiness is often around the corner (look is)

When things are most desperate, happiness is often not far away.