it is no exaggeration to say; it is not too much to say
by nature; by birth; naturally; natural; innate
to be better (than); to be superior; to surpass; to excel; to be excellent
diligent; hard-working; industrious
and; moreover; besides; as well as; and on top of that; at the same time
fast; quick; easy; simple; as soon as ...; the moment ...
unripe; green; immature; immature; inexperienced; unskilled
to stretch; to extend; to straighten out; to be flattened; to spread (of paint, cream, etc.); to stretch out (e.g. of a hand); to extend
width; breadth; freedom (e.g. of thought); latitude; gap; difference (e.g. in price)
remarkably; markedly; rapidly; sound of breaking or creaking
one's younger days; when one was young
to investigate thoroughly; to research thoroughly; to master; to understand completely
to recall; to remember; to recollect
to lie; to pretend; to feign; to deceive; to trick
probably not; probably won't; intend not to; will not; trying not to; attempting not to; whether you ... or not
honestly speaking; in truth; in all honesty; to be frank
to be separated; to be apart; to leave; to go away; to leave (a job, etc.); to quit
interest; eagerness; enthusiasm
senior high school; high school
(period of) a year; during the era (of)
to be (of animate objects); to exist; to stay; to be ...-ing; to have ...-ed; to be ...-ed
don't you think?; indicates question
sure; certain; reliable; trustworthy; If I'm not mistaken; If I remember correctly
teaching; instruction; teachings; precept; lesson; doctrine
significant; useful; meaningful; worthwhile; valuable; of interest
and; and then; thus; and now; and finally
encouragement; incentive; stimulus
actually; really; truly; in practice; practically
regarding ...; concerning ...; about ...; on ...; with respect to ...; in regard to ...
depths (of an art, one's mind, etc.); heart; inner mysteries; profound; deep; esoteric
how; in what way; how (much); to what extent; however (much); no matter how
makings (of); aptitude; talent; nature; character; temperament
level; standard; level (amount or quantity); level (plane); level (instrument); spirit level
to raise; to rear; to train; to teach; to promote the growth of; to nurture
study; scholarship; learning; discipline; branch of learning; (a) science
independence; self-reliance
outside; exterior; the open (air); other place; somewhere else
(understanding or appreciation of) culture; (one's) education; cultivation; sophistication; refinement
when it comes to ...; where ... is concerned; if it's the case that ...; if it turns out that ...; if it's true that ...
beyond this point; ahead; from now on; after this; in the future
case; occasion; situation; circumstances
way one walks; one's walk
under (guidance, supervision, rules, the law, etc.); under (a flag, the sun, etc.); beneath; with (e.g. one blow); on (the promise, condition, assumption, etc. that ...); (someone's) side