न नौ मन तेल होगा न राधा नाचेगी । Na nau man tel hoga na radha nachegi.

न नौ मन तेल होगा न राधा नाचेगी ।
Meaning: Neither there will be 9 Maund oil nor Radha will dance.
Maund (~37.324 kg).
Story behind: I don't know the exact story behind but probably Radha tells people that she will dance when she has accumulated 9 Maund oil. So somebody knows the intention of Radha that she doesn't want to dance and she is putting this condition just to avoid dancing.

Usage: Example usage would be the points system of credit card reward points where the company offers reward points facility to the customer and everyone knows that achieving it is almost impossible.

नाच न जाने आँगन टेढ़ा । Naach na jaane aangan tedha

नाच न जाने आँगन टेढ़ा ।
Meaning: Doesn't know the skill to dance and complains about the dancing floor.
Usage: When someone is not efficient and skilled in some work but claims dissatisfaction about the other related things, you can use this proverb.

मांगे न आवे भीख तो खैनी खावे सीख । Maange na aave bheekh to khaini khaave seekh

मांगे न आवे भीख तो खैनी खावे सीख ।
Meaning: If you don't know how to beg, then start consuming tobacco.
Usage: In an unfavorable situation you need to beg for your interest. If you say you cannot beg then someone can recite this proverb.

आ बैल मुझे मार । Aa bail mujhe maar

आ बैल मुझे मार ।
Meaning: Asking a bull to come and hit yourself.
Usage: When you know that a certain situation can harm you then you should avoid it, otherwise this proverb makes sense.

हाथ कंगन को आरसी क्या और पढ़े लिखे को फ़ारसी क्या । Haath kangan ko aarsi kya aur padhe likhe ko farsi kya.

हाथ कंगन को आरसी क्या और पढ़े लिखे को फ़ारसी क्या ।
Meaning: What does it take to try the bangle such as a for a learned person Persian is not very difficult.
Usage: When one is confident and can prove something right away, they can use this proverb.