One unerring mark of the love of truth is not entertaining any proposition with greater assurance than the proofs it is built upon will warrant.
It is easier for a tutor to command than to teach.
I have spent more than half a lifetime trying to express the tragic moment.
New opinions are always suspected, and usually opposed, without any other reason but because they are not already common.
As people are walking all the time, in the same spot, a path appears.
Where all is but dream, reasoning and arguments are of no use, truth and knowledge nothing.