think again and again before acting; consider carefully in advance

to continue an effort or remain dedicated until the end of one's life; to devote oneself to a cause until the very end

To find a way to survive or succeed by being placed in a desperate situation with no possibility of retreat.

following or occurring immediately after a previous event or action, often as a consequence

To dedicate oneself heart and soul to a task and work tirelessly until the day one dies.