"The important thing is this: To be able at any moment to sacrifice that which we are for what we could become."

"Don’t judge each day by the harvest you reap but by the seeds that you plant."

"Look at a day when you are supremely satisfied at the end. It’s not a day when you lounge around doing nothing; it’s when you’ve had everything to do, and you’ve done it."

"If you compare yourself with others, you may become vain and bitter; for always there will be greater and lesser persons than yourself."

"When one door of happiness closes, another opens; But often we look so long at the closed door that we do not see the one that has been opened for us."