disregard all consequences or negative considerations; regardless of everything

(idiom) to dash forward bravely without any thought for one's own life or safety; to be undaunted by danger in the pursuit of a cause

to neglect or ignore; to show no concern for or pay no attention to someone or something

to risk one's life regardless of danger; to act in a desperate or foolhardy manner

to leave something out of account; to ignore; to pay no attention to something

(idiom) in flagrant defiance of; flying in the face of authority, convention, or public opinion; to act headstrong regardless of the consequences

to consider only the immediate situation while ignoring the consequences or the future; to act without foresight or careful planning

One's speech and actions are inconsistent; not doing what one says.

acting without concern for one's own or others' survival; reckless

(idiom) to not practice what one preaches; one's actions do not match one's words

Focusing on one thing while neglecting others; unable to take everything into account; acting in a thoughtless or careless manner.

to swing one's arms and walk away without looking back; to abandon someone or something without a second thought

to remain steadfast in the face of danger or crisis without hesitation or concern for oneself; (literary) to face death or danger with courage and resolve

(idiom) Lit. not looking back at a shattered pot; implies that once something is done and cannot be changed, there is no use in regretting it.

regardless of consequences or what has gone before; rushing blindly into something without proper consideration

To give no consideration to the overall situation or the interests of the whole, usually implying selfishness or short-sightedness.