time

“Don’t let yesterday take up too much of today.”
“We do not rest satisfied with the present; we anticipate the future as too slow in coming, and we recall the past to stop its rapid flight.”
“The more sand has escaped from the hourglass of our life, the clearer we should see through it.”
“And the days are not full enough; and the nights are not full enough.”
“Time is what we want most, but what we use worst.”
“Reading is that fruitful miracle of a communication in the midst of solitude.”
“Time, which changes people, does not alter the image we have retained of them.”
“We don't receive wisdom; we must discover it for ourselves after a journey that no one can take for us or spare us.”
“The past is the present, isn’t it? It’s the future, too.”
“Time, the devourer of all things.”
Ovid
“The present is pregnant with the future.”
“Life is ours to be spent, not to be saved.”
“That is not dead which can eternal lie, And with strange aeons even death may die.”
“Into each life some rain must fall.”
“In the long run we are all dead.”
“Fill the unforgiving minute with sixty seconds’ worth of distance run.”
“Life can only be understood backwards; but it must be lived forwards.”
“Hold to the now, the here, through which all future plunges to the past.”
“Truth is ever young, error is always old.”
“Memories, even your most precious ones, fade surprisingly quickly.”