Es fundamental que los jóvenes aprendan a defenderse ante situaciones difíciles.
It is essential for young people to learn to defend themselves in difficult situations.
Context: society En la clase de artes marciales, aprendí a defenderme.
In martial arts class, I learned how to defend myself.
Context: sports A veces, es complicado defenderse de las críticas injustas.
Sometimes, it is complicated to defend oneself from unjust criticism.
Context: daily life