A cell is regarded as the true biological atom.
Sincerity is moral truth.
In complex trains of thought signs are indispensable.
The real people of genius were resolute workers not idle dreamers.
In its happiest efforts, translation is but approximation, and its efforts are not often happy. A translation may be good as translation, but it cannot be an adequate reproduction of the original.
Every one who has seriously investigated a novel question, who has really interrogated Nature with a view to a distinct answer, will bear me out in saying that it requires intense and sustained effort of imagination.