To render something permanent, certain, or firm.
nail down
to make something (e.g. a decision or plan) firm or certain
no more
Something that is from a certain point onwards forbidden, or non-exist …
safe in the knowledge
Confidently, because one is certain that something relevant to the sit …
stepping stone
Something used as a way to progress to something or somewhere else.
render unto Caesar
To give (something) to one's state or government, especially in the fo …
give life to
To render something into active use; to provide an impetus to somethin …