Anybody can have ideas-the difficulty is to express them without squandering a quire of paper on an idea that ought to be reduced to one glittering paragraph.
It's awful undermining to the intellect, German is; you want to take it in small doses, or first you know your brains all run together, and you feel them flapping around in your head same as so much drawn butter.
Agassiz does recommend authors to eat fish, because the phosphorus in it makes brains. But I cannot help you to a decision about the amount you need to eat. Perhaps a couple of whales would be enough.
The frankest and freest product of the human mind and heart is a love letter; the writer gets his limitless freedom of statement and expression from his sense that no stranger is going to see what he is writing.