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It's an English idiom, see https://idioms.thefreedictionary.com/if+his+life+depended+on+it https://idioms.thefreedictionary.com/if+his+life+depended+on...
by dooglius 8y ago
It's an English idiom, see https://idioms.thefreedictionary.com/if+his+life+depended+on+it https://idioms.thefreedictionary.com/if+his+life+depended+on...
- xiaodai 8y agoI know. Just pointing out that it's not scientific. People use that to mean it's important, and hence will bring out your best. But the opposite is true scientifically.