Knowing is not equal to understanding, but the result of action. -Lao Tzu

Optimism is the closest attitude to truth. -Einstein

Excellence is not an act, but a habit. -Aristotle

All happiness is similar, and all misfortune is different. -Tolstoy

Life is like a mountain. What people see is the top of the mountain, and what they really experience is the climbing process. Franklin

The power of thought knows no boundaries. Once thought is injected into action, it becomes truth. -Camus

Knowledge is brilliant, but love is the source of cultivating brilliance. bacon

Dialectics promotes thought, which not only inspires wisdom, but also inspires other things. -Hegel

A bright life lies not in long-term glory, but in unremitting struggle. -Zheng Zhenduo

I hope I won't let you down if you know how to find it. -Shelley

History is not the past, but the records of the people who live in it. -Diderot

Judge a person's wisdom not by what he says, but by his behavior. -Rousseau

Reality is a combination of nature and speculation. -Machiavelli

He is the only one who can pursue and achieve his goals and control his own destiny. -Goethe

Life is a promise, the beginning is a promise, and the end is a realization. -Carlisle

A bright future needs courage. Neruda

Sometimes, failure is to make better things happen. John Capola.

Learning is the sum of experience. Thomas Jefferson

A kind heart is the best thing -Plato

Wan Li chardonnay, the sea is clear, six parents are cold, and it is raining in the mountains. -Lu you

These quotations involve life, wisdom, struggle, goals, history, nature, courage and many other aspects, which embody the spiritual core of philosophical thinking and rationality and inspire people in their daily lives.