xīn lù
scheme
artifice
tolerance
intention
motive
train of thought
brains
wit
ideas
Sī mǎ Zhāo zhī xīn lù rén suǒ zhī
Sima Zhao's stratagem is obvious to everyone
fig. an open secret
Sī mǎ Zhāo zhī xīn lù rén jiē zhī
lit. Sima Zhao's intentions are obvious to everyone (idiom)
fig. an open secret