to have faith in your own ability or decision
tener fe en tu propia habilidad o decisión (tener fe en tu propia habilidad o decision)
"You have to back yourself up if you want others to trust you."
"Tienes que respaldarte a ti mismo si quieres que los demás confíen en ti." (Tienes que **respaldarte a ti mismo** si quieres que los demas confien en ti)
to achieve or record something, especially a success or vict...
to invent or imagine new creative projects
to become physically fit and healthy through exercise
to organize efforts with people in different countries
to start discussing trade terms formally
to actively try to get a higher position at work