to assess one's own capabilities and act accordingly; to act within one's competence

To overestimate one's own capabilities; to attempt to do something beyond one's power. This idiom is also written as [[自不量力|自不量力|zi4 bu4 liang4 li4]]

To overestimate one's own abilities or strength; to take on a task that is beyond one's capacity.

to weigh one's own abilities and act accordingly; to act according to one's means; also written as [[量力而行|量力而行|liang4 li4 er2 xing2]]

to fail to properly judge one's own strength or capacity; to attempt something beyond one's abilities

To estimate one's own character and capacity to see if they are sufficient for a task.

to weigh one's power and estimate one's strength against others; to compare relative strengths