to follow rules or procedures strictly
seguir las reglas al pie de la letra (seguir las reglas al pie de la letra)
"The officer always goes by the book during inspections."
"El oficial siempre sigue las reglas al pie de la letra durante las inspecciones." (El oficial siempre sigue las reglas al pie de la letra durante las inspecciones.)
To build a company using only personal finances.
to succeed or progress in one's life or career
the moment when a change becomes unstoppable
to be in charge or control of a situation or organization
to relax and enjoy oneself freely
to be sensible and intelligent