In 1987, a woman walked into a health clinic with a sack of glowing blue powder.
"This bag is killing my family," she said.
24 hours later, 100,000 people were being tested for radiation.
Here's Brazil's terrifying forgotten nuclear disaster:
Your circle will shrink as you grow. The good thing is, most of the times you don’t have to endure the pain of cutting people off. As you progress in life, those who aren’t meant to stay will just fall off. And you… mustn’t be afraid to let go.