The Buddha once said this to the Bhikkhus:
"Bhikkhus, as to the source through which perceptions and notions tinged by mental proliferation beset a man: if nothing is found there to delight in, welcome and hold to,
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Gravity is the source of lightness,
Calm, the master of haste.
A lone traveller will journey all day, watching over his belongings;
Yet once safe in his bed he will lose them in sleep.
The captain of a great vessel will not act lightly or hastily.
Acting lightly, he loses sight of the world,
Acting hastily, he loses control of himself.