In this quote, the person is saying that they tried to express their feelings of pain or sadness to others, but instead of getting support or understanding, they were hurt even more. It's like when you have an ouchie and you tell someone, but they accidentally poke your ouchie, making it hurt more. So, this person realized that talking about their hurt wasn't helping, and it was causing them more pain.
So, they decided to stop talking about their hurt. It's like if you have a toy that keeps getting broken when you play with it, you might decide to stop playing with it to keep it safe. Similarly, the person stopped talking about their feelings to protect themselves from more hurt.
In simple words, this quote teaches us that sometimes, when we try to share our feelings, it can backfire and hurt us even more. So, it's okay to take a step back and protect ourselves from more pain by not talking about our hurt when it doesn't seem to help.