One who survives great disaster is bound for good fortune.
Tips
culture
大难不死,必有后福 (dànànbùsǐ, bì yǒu hòufú) is a well-known Chinese proverb: 'Survive a great calamity and good fortune will follow.' It is used to comfort or encourage someone who has been through a dangerous ordeal.
memory
大 = great, 难 = disaster/calamity, 不 = not, 死 = die. The literal meaning is exactly the definition: 'great disaster, not die'.