to strengthen your belief in yourself from the inside
fortalecer tu creencia en ti mismo desde adentro
"Through practice and reflection, you can build confidence within."
"A través de la práctica y la reflexión, puedes construir confianza en ti mismo."
to consider something carefully before making a decision
to progress further than a previous level or limitation
to attribute something to a cause
to focus your attention fully on something important
to cause prices to increase; to make costs rise
to substitute for someone temporarily