Achilles' heel

All villains and warriors have an Achilles’ heel, and for female roles in particular, it’s usually sacrificing themselves to protect their family.

From Los Angeles Times ● Sep. 14, 2026

"Banerjee's long electoral success rested on a delicate equilibrium between welfare and organisation. But the very organisation that sustained her for 15 years also became her Achilles' heel," says political scientist Bhanu Joshi.

From BBC ● May 4, 2026

But once the system moves toward mainstream use, being open source becomes an Achilles’ heel and a gift to hackers.

From The Wall Street Journal ● Apr. 22, 2026

Papic accepts that China has a heavy energy import dependency, but points out this is far less of an Achilles’ heel than most make out.

From MarketWatch ● Apr. 22, 2026

Armed with 2,400 years' worth of extra mathematics, it is not hard for us to go back and find Zeno’s Achilles’ heel.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Even China’s imports of crude, previously an Achilles heel given its heavy dependence on energy to fuel its economy, dropped 8.8% as electric vehicles continue to dominate the market for autos domestically.

From MarketWatch ● Jan. 14, 2026

Human nature, in the end, is our Achilles heel.

From Los Angeles Times ● Jan. 24, 2025

It's the Achilles heel of authoritarians throughout time.

From Salon ● Nov. 15, 2024

A fungus devastating frogs and toads on nearly every continent may have an Achilles heel.

From Science Daily ● Apr. 3, 2024

“You know what an Achilles heel is, Eddie?”

From "The Million Dollar Shot" by Dan Gutman