| 1 | Yet China' s economy still has weaknesses. | |
| 2 | But Mark Knoller had hit a soft spot with his question. | |
| 3 | Once they sense an employee's soft spot, they pounce on it. | |
| 4 | Yet the success of Japan's best firms masks wider weaknesses. | |
| 5 | But that expansionary zeal may turn out to be the firm' s Achilles' heel. |