Do not think that what is hard for you to master is humanly impossible; but if a thing is humanly possible, consider it to be within your reach. Book VI

Begin at once to live, and count each separate day as a separate life. Ad Lucilium Epistulae Morales

“She imagined accepting it all. The way she accepted nature. The way she accepted a glacier or a puffin or the breach of a whale. Midnight Library

I have always thought that clarity is a form of courtesy that the philosopher owes; moreover, this discipline of ours considers it more truly a matter of honor today than ever before to be open to all minds … This is different from the individual sciences which increasingly [interpose] between the treasure of their discoveries and the curiosity of the profane the tremendous dragon of their closed terminology. History as a System