见风转舵

lit. see the wind and set the helm (idiom); fig. to act pragmatically; to be flexible and take advantage of the situation

lit. see the wind and set your sails (idiom); fig. to act pragmatically; to be flexible and take advantage of the situation

to act according to whatever is the current outlook; pragmatic

to trim one's sails with the wind; to adopt different attitude depending on the circumstances (idiom)

lit. to push the boat with the current; fig. to take advantage of the situation for one's own benefit

to bend with the wind