Love and a cough cannot be hidden.
More Japanese Proverbs:
Fortunes exist among leftovers.Japanese
If you carry treasure, don't travel at night.
Japanese
Indifference is a generous kind of intolerance.
Japanese
Grief itches but scratching it makes it worse.
Japanese
Two lovers in the rain have no need of an umbrella.
Japanese
If the fountainhead is clear, the stream will be clear.
Japanese