There is no philosopher in ...

There is no philosopher in the world so great but he believes a million things on the faith of other people and accepts a great many more truths than he demonstrates.
There is no philosopher in the world so great but he believes a million things on the faith of other people and accepts a great many more truths than he demonstrates.

More phrases

Don't settle in the land of barely enough. That is where you are, it is not who you are. That's your location, it's not your identity. No matter what it looks like, have an abundant mentality.
The by-product is that they more people you help, the "richer" you become, mentally, emotionally, spiritually, and definitely financially.
 T. Harv Eker
Happiness doesn't depend on any external conditions, it is governed by our mental attitude.
The truth is incontrovertible. Malice may attack it, ignorance may deride it, but in the end, there it is.
To improve is to change; to be perfect is to change often.

Quotes from the same author

Americans of all ages, all stations of life, and all types of disposition are forever forming associations. In democratic countries knowledge of how to combine is the mother of all other forms of knowledge; on its progress depends that of all the others.
In the United States, if a political character attacks a sect, this may not prevent even the partisans of that very sect, from supporting him; but if he attacks all the sects together, every one abandons him and he remains alone.
The territorial aristocracy of former ages was either bound by law, or thought itself bound by usage, to come to the relief of its serving-men and to relieve their distresses. But the manufacturing aristocracy of our age first impoverishes and debases the men who serve it and then abandons them to be supported by the charity of the public.
The last thing abandoned by a party is its phraseology, because among political parties, as elsewhere, the vulgar make the language, and the vulgar abandon more easily the ideas that have been instilled into it than the words that it has learnt.
Men cannot abandon their religious faith without a kind of aberration of intellect and a sort of violent distortion of their true nature; they are invincibly brought back to more pious sentiments. Unbelief is an accident, and faith is the only permanent state of mankind.