Alfred Adler

"A man who cannot laugh at himself is a fool."

"We are very often arrogant in thinking we understand the future."

"The depths of darkness to which vice can bring mankind far exceeds my power to describe."

"It is the style of living, not the facts of the situation, that determines the mental health."

"The true meaning of life is to plant trees, under whose shade you do not expect to sit."

"Envy is usually a sign that things are not going well with you."

"The problems that exist in the world today cannot be solved by the level of thinking that created them."

"To be encouraged means literally to be given courage, which is contagious."

"The worst lies are the lies we tell ourselves."

"To love for the sake of being loved is human, but to love for the sake of loving is angelic."

"I shall pass through this world but once. Any good therefore that I can do or any kindness that I can show to any human being or animal, let me do it now. Let me not defer or neglect it, for I shall not pass this way again."

"Each individual strives to master the problems confronting him in such a way that he maintains his feeling of self-respect and his community sense."

"It is impossible to live without failing at something, unless you live so cautiously that you might as well not have lived."

"The person without the courage of their convictions cannot be said to be living at all."

"Lack of courage is not the absence of fear, but rather the presence of something stronger."

"Success has a simple formula: do your best, and people may like it."

"An individual human existence should be like a river; small at first, narrowly contained."

"To be trusted is a greater compliment than being loved."

"The inferiority complex is the most poison to human life."

"We cannot become what we want by merely talking about it."

"A problem that seems unsolvable always has within itself the solution."

"Death is the most perfect artist; it eliminates all that is unnecessary."

"It is a common fact that we tend to become like that which we love."

"The only true happiness comes from squandering ourselves for a purpose."

"What is the meaning of life? To have something to do."

"We are all equal before the law of nature. No person is better than another."

"Face a difficult situation courageously, and you have mastered it."

"The code of a true gentleman is to treat everybody as kindly and courteously as possible."

"The greatest satisfaction lies in being of service to the community."

"The significance of life lies not in what you have accomplished but in who you have become."