Quotes about time

The difference between past and future... cause and effect... memory and hope... regret and intention... in the elementary laws that describe the mechanisms of the world, there is no such difference.

When two friends meet... after one has lived in the mountains and the other at sea level, the watches... will show different times. ...Neither is truer than the other. ...Times are legion: a different one for every point in space. ...there is a vast multitude of them. ...Every clock has its proper time. ...Einstein has shown how to calculate the difference... The world is not like a platoon advancing at the pace of a single commander. It is a network of events affecting each other. ...Physics does not describe how things evolve "in time" but how things evolve in their own times, and how "times" evolve relative to each other.

Time has lost... its unity.

The idea that a well-defined now exists throughout the universe is an illusion, an illegitimate extrapolation of our own experience

“Governments don’t change things,” she said. “Only time does that.”

Four things do not come back: the spoken word, the sped arrow, the past life, and the neglected opportunity.

The key question to keep asking is, Are you spending your time on the right things? Because time is all you have."

Complaining does not work as a strategy. We all have finite time and energy. Any time we spend whining is unlikely to help us achieve our goals. And it won't make us happier.

Time is all you have and you may find one day that you have less than you think."

A person who has not done one half his day's work by ten o'clock runs a chance of leaving the other half undone.

Just as a lamp waved in darkness creates a figure of light in the air, which remains for as long as the lamp repeats its motion exactly, so the universe retains its shape by repetition: the universe is Time's body. And how will we perceive this body? And how operate on it? Not by the means we perceive extension, relation, color, form — the qualities of Space. … No: but by the means we perceive duration and repetition and change: by Memory.

The avaricious are thrifty with time as well as money.

They all lived as ants in the shadow of mountains of millennia, and time’s sheer mass shaded every word.