October 2nd各有千秋
gè yǒu qiān qiū
Each has something they are good at / Each has its advantages
October 3rd一暴十寒
yī bào shí hán
one day's sun, ten days' frost
October 4th爱屋及乌
ài wū jí wū
love the house and its crow
October 5th络绎不绝
luò yì bù jué
an endless stream
October 6th
不自量力
bù zì liàng lì
Overconfident / To overestimate capabilities
October 7th胡思乱想
hú sī luàn xiǎng
to let one's imagination run wild
October 8th对牛弹琴
Duì niú tán qín
to play the lute to a cow
October 9th 开天辟地
kāi tiān pì dì
to split heaven and earth apart / Giant Steps
October 10th井底之蛙
jǐng dǐ zhī wā
Frog in a well
October 11th鹤立鸡群
hè lì jī qún
a crane standing among chickens
October 12th好事多磨
hǎoshì duō mó
the course of true love never runs smooth
October 13th变本加厉
biàn běn jiā lì
be intensified
October 14th似是而非
sì shì ér fēi
Apparently right, Actually wrong
October 15th见异思迁
jiàn yì sī qiān
to change at once on seeing something different
October 17th浑水摸鱼
hún shuǐ mō yú
to fish in troubled water
October 18th塞翁失马. 焉知非福.
Sài wēng shī mǎ. yān zhī fēi fú.
The old man at the frontier lost his horse. How do you know it is not a blessing?
October 19th垂涎三尺
chuí xián sān chǐ
To drool over
October 30th
防不胜防
fáng bù shèng fáng
you can't guard against it
October 31st拆东墙补西墙
chāi dōng qiáng bǔ xī qiáng
pull down the east wall to repair the west wall