誰にも一度は得意な時代がある。

who

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

too; also; in addition; as well; (not) either (in a negative sentence); both A and B; A as well as B; neither A nor B (in a negative sentence); even; as much as; as many as; as far as; as long as; no less than; no fewer than; even if; even though; although; in spite of; further; more; again; another; the other

one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)

degree (angle, temperature, scale, etc.); counter for occurrences and times; strength (of alcohol)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

triumph; prosperity; pride; one's strong point; one's forte; one's specialty; frequent customer (client, etc.)

period; epoch; era; age; the times; those days; oldness; ancientness; antiquity; antique; period piece

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about